package com.zhiyou100.dao;

import com.zhiyou100.emtity.Contract;

import java.util.List;

/**
 * @description:
 * @author: 马跃
 * @create: 2021-01-23 13:52
 **/
public interface ContractDao {
    List<Contract> queryAll();

    void add(Contract contract);

    void delete(int id);

    Contract query(int id);

    void update();
}
